Finding the Fourth Proportional to 73,457.02, 101,370.18 and 39,923.02
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Solution
The fourth proportional to 73,457.02, 101,370.18 and 39,923.02 is: 55,093.49
Step by Step Solution
- Step 1: Write the proportion equation
73,457.02 : 101,370.18 = 39,923.02 : x - Step 2: Convert to fraction form
73,457.02/101,370.18 = 39,923.02/x - Step 3: Cross multiply
73,457.02x = 101,370.18 × 39,923.02 - Step 4: Simplify right side
73,457.02x = 4,047,003,723.54 - Step 5: Solve for x
x = 4,047,003,723.54/73,457.02 - Step 6: Final answer
x = 55,093.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.